Abstract-The mobile phone is an essential part for human life all over the world. From developed to developing, developing to under developed countries are affected by the mobile phone usages, each and every corner of this universe. In every single minute we are using mobile phone for our various purposes. Even when there is no purpose we are also just using mobile phone. This scenario is almost same all over the world. The mobile phone has been affected the human behavior and changed the nature of behavior in developing countries. This paper has divided into three parts first part gathered information; second part analyses collected information and third part draw conclusions. In this paper, the result of the mobile phone used and effect on human behaviors in developing country like Bangladesh has been presented. This paper will also analyze this issue by exploring the exiting literature related to the mobile phone usages on human behavior and effect of the mobile phone on society in developing countries. Finally, this paper was presented some efficient solutions to minimize the problems in developing countries.